Solves 500 error for some users

solves : https://huggingface.co/spaces/alexnasa/PartCrafter/discussions/2

with no performance loss

app.py

@@ -375,4 +375,4 @@ if __name__ == "__main__":
     demo = build_demo()
     demo.unload(cleanup)
     demo.queue()
-    demo.launch()
+    demo.launch(ssr_mode=False)